Energizer Hardcase H242 vs i-mate K-JAM

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Width

    Hardcase H242: 4 mm narrower

    Hardcase H242:
    54 mm
    K-JAM:
    58 mm
  • Screen diagonal

    Hardcase H242: 0.4 in smaller diagonal

    Hardcase H242:
    2.4 in
    K-JAM:
    2.8 in
  • Chipset

    Hardcase H242:
    Spreadtrum SC7731E
    K-JAM:
    TI OMAP 850
  • Depth

    Hardcase H242: 9.2 mm thinner

    Hardcase H242:
    14.5 mm
    K-JAM:
    23.7 mm
  • Height

    K-JAM: 17.3 mm shorter

    Hardcase H242:
    125.3 mm
    K-JAM:
    108 mm
  • Release year

    Hardcase H242:
    2019
    K-JAM:
    2005

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Hardcase H242

    Height:
    125.3 mm +17.3 mm versus K-JAM
    Width:
    54 mm
    Depth:
    14.5 mm
    Weight:
    Unknown
  2. 2. K-JAM

    Height:
    108 mm
    Width:
    58 mm +4 mm versus Hardcase H242
    Depth:
    23.7 mm +9.2 mm versus Hardcase H242
    Weight:
    160 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Hardcase H242

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. K-JAM

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

K-JAM has approximately 36.1% more rectangular screen area than Hardcase H242.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Hardcase H242: Original memory entry

512 MB · 256 MB RAM

K-JAM: Original memory entry

64 MB RAM · 128 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Hardcase H242

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. K-JAM

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD · up to 2 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Hardcase H242

    1500 mAh

    +250 mAh versus K-JAM

  2. 2. K-JAM

    1250 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Hardcase H2422. K-JAM

Everyday essentials
Everyday essentials — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Dimensions (HxWxD)
  • 125.3 Х 54 Х 14.5 mm
  • 108 Х 58 Х 23.7 mm
Weight
  • 0 g
  • 160 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 2.8" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • miniSD
  • up to 2 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1250 mAh
  • Removable Li-Po
Operating system OS
  • KaiOS
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Spreadtrum SC7731E
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Touchscreen Unknown
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 17.8 cm2
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 26.4%
  • 38.8%
PPI /points per inch/
  • 167 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Rear camera, main
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 0.3 MP
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • 0.3 MP
Unknown
Performance
Performance — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 200 MHz ARM926EJ-S
Graphics processor GPU
  • Mali-820
Unknown
General specs
General specs — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Release date
  • 2019
  • February
  • 2005
  • September
Colors
  • Black
  • Stylish black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 280 EUR
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 2.1
  • 2.0
Music and Audio
Music and Audio — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Radio
  • FM radio
  • No
Others
  • Secondary external display
Unknown
Other features
Other features — specifications for Hardcase H242, K-JAM.
SpecificationHardcase H242K-JAM
Dop
  • Downloadable applications Facebook
  • Gmail
  • Whatsapp
  • etc. - IP68 dust/water proof (up to 1.2m for 30 mins)
  • Infrared port - Microsoft ActiveSync -Pocket Office -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9100
  • O2 XDA mini S
  • T-Mobile MDA Vario